Home / 717,778.36-1,076,671.61-185,262.98

Finding the Fourth Proportional to 717,778.36, 1,076,671.61 and 185,262.98

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Solution

The fourth proportional to 717,778.36, 1,076,671.61 and 185,262.98 is: 277,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,778.36 : 1,076,671.61 = 185,262.98 : x
  2. Step 2: Convert to fraction form
    717,778.36/1,076,671.61 = 185,262.98/x
  3. Step 3: Cross multiply
    717,778.36x = 1,076,671.61 × 185,262.98
  4. Step 4: Simplify right side
    717,778.36x = 199,467,390,023.68
  5. Step 5: Solve for x
    x = 199,467,390,023.68/717,778.36
  6. Step 6: Final answer
    x = 277,895.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.